| Iowa City to Muro del Alcoy | 4,566.95 mi (7,349.79 km) |
| Iowa City to Naron | 4,051.86 mi (6,520.84 km) |
| Iowa City to Navalcarnero | 4,350.83 mi (7,001.98 km) |
| Iowa City to Navalmoral de la Mata | 4,297.49 mi (6,916.14 km) |
| Iowa City to Nerja | 4,492.95 mi (7,230.71 km) |
| Iowa City to Nigran | 4,071.51 mi (6,552.45 km) |
| Iowa City to Nijar | 4,560.45 mi (7,339.34 km) |
| Iowa City to Novelda | 4,568.02 mi (7,351.52 km) |
| Iowa City to Noya | 4,045.98 mi (6,511.38 km) |
| Iowa City to Nules | 4,536.85 mi (7,301.35 km) |
| Iowa City to Ocana | 4,386.08 mi (7,058.72 km) |
| Iowa City to Ogijares | 4,491.16 mi (7,227.82 km) |
| Iowa City to Oleiros | 4,052.01 mi (6,521.08 km) |
| Iowa City to Olesa de Montserrat | 4,557.28 mi (7,334.23 km) |
| Iowa City to Oliva | 4,575.22 mi (7,363.10 km) |
